The ergonomic design of the PLRF25C allows one-handed use of the device. Little training is necessary and the one-button operation is intuitive to learn. Power is provided by one commercial CR123 battery with sufficient capacity for more than 5,000 measurements. The PLRF25C is designed to be maintenance-free in operation. Bluetooth communication is standard. The PLRF25C BLE X2 Includes:909394 - Rubber cover, black731444 - Neck strap (Berry compliant)12712-9016 - Lithium battery, 3V, CR123A (1x)914771 - User manual, English914769 - Short instruction, English911854 - Lens Cloth, (Berry Compliant)907763 - Soft Case (Berry Compliant), Tan667005 - SSW1 PLGR/DAGR Communications S/W*902827 - SSW9 Fall of Shot Correction S/W*914486 - SSW14 Kestrel 5700 Communications S/W*910555 - SEV113 cable *721951 - SEV63 PLGR/DAGR cable (5-pin LEMO)* Vectronix PLRF25C BLE X2 Black Pocket Laser Rangefinder 914770BL